Molded Case Breakers

60 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    60 products
    LD3500 - Eaton - Molded Case Circuit Breaker
    LD3500 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LC36500 - Square D - Molded Case Circuit Breaker
    LC36500 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 500 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    MDL3500 - Eaton - Molded Case Circuit Breaker
    MDL3500 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $3,552.01 CAD
    Sale
    LGS3500FAG - Eaton - Molded Case Circuit Breaker
    LGS3500FAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,151.01 CAD
    LGS3500AAG - Eaton - Molded Case Circuit Breaker
    LGS3500AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    LGH3500AAG - Eaton - Molded Case Circuit Breaker
    LGH3500AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $4,999.01 CAD
    Sale
    LGE3500FAG - Eaton - Molded Case Circuit Breaker
    LGE3500FAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $283.01 CAD
    LGE3500AAG - Eaton - Molded Case Circuit Breaker
    LGE3500AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    LDC3500 - Eaton - Molded Case Circuit Breaker
    LDC3500 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $11,813.91 CAD
    HMDL3500 - Eaton - Molded Case Circuit Breaker
    HMDL3500 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 500A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLXD63B500L - Siemens - Molded Case Circuit Breaker
    HLXD63B500L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    HLMXD63B500L - Siemens - Molded Case Circuit Breaker
    HLMXD63B500L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    HLD63B400L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    HLD63B300L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    LD3500Y - Eaton Molded Case Circuit Breakers
    LD3500Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3500X - Eaton Molded Case Circuit Breakers
    LD3500X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3500C - Eaton Molded Case Circuit Breakers
    LD3500C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3500W - Eaton Molded Case Circuit Breakers
    LD3500W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD2500Y - Eaton Molded Case Circuit Breakers
    LD2500Y - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD2500X - Eaton Molded Case Circuit Breakers
    LD2500X - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD2500C - Eaton Molded Case Circuit Breakers
    LD2500C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD2500W - Eaton Molded Case Circuit Breakers
    LD2500W - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3500Y - Eaton Molded Case Circuit Breaker
    HLD3500Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3500X - Eaton Molded Case Circuit Breaker
    HLD3500X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3500C - Eaton Molded Case Circuit Breaker
    HLD3500C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3500W - Eaton Molded Case Circuit Breaker
    HLD3500W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3400Y - Eaton Molded Case Circuit Breaker
    HLD3400Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3400X - Eaton Molded Case Circuit Breaker
    HLD3400X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3400C - Eaton Molded Case Circuit Breaker
    HLD3400C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3400W - Eaton Molded Case Circuit Breaker
    HLD3400W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3300Y - Eaton Molded Case Circuit Breaker
    HLD3300Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3300X - Eaton Molded Case Circuit Breaker
    HLD3300X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3300C - Eaton Molded Case Circuit Breaker
    HLD3300C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD3300W - Eaton Molded Case Circuit Breaker
    HLD3300W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    TJK636500 - GE - Molded Case Circuit Breaker
    TJK636500 - GE - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    GE
    Sold Out
    HLD63B500 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens
    TJK636500WL - General Electric 500 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker
    TJK636500WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    GE
    LGH3500FAG - Eaton - Molded Case Circuit Breaker
    LGH3500FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD2500 - Eaton - Molded Case Circuit Breaker
    LD2500 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 500 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    HLD63B300 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Siemens/ITE
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